Your message dated Sat, 04 Jul 2026 00:13:06 +0200
with message-id <[email protected]>
and subject line Re: Bug#1026404: /usr/bin/kwin_x11: kwin-x11 : stops after
some time
has caused the Debian Bug report #1026404,
regarding /usr/bin/kwin_x11: kwin-x11 : stops after some time
to be marked as done.
This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
Bug report if necessary, and/or fix the problem forthwith.
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--
1026404: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1026404
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: kwin-x11
Version: 4:5.26.4-1
Severity: normal
File: /usr/bin/kwin_x11
AFter some time in session, kwin stops, leaving the desktop without window
manager.
I get this in logs :
déc. 19 16:40:33 ot-port-145 kwin_x11[1835]: The X11 connection broke: I/O
error (code 1)
déc. 19 16:40:33 ot-port-145 kwin_x11[1835]: XIO: fatal IO error 0 (Success)
on X server ":0"
déc. 19 16:40:33 ot-port-145 kwin_x11[1835]: after 3380199 requests
(3380199 known processed) with 0 events remaining.
déc. 19 16:40:33 ot-port-145 kwin_x11[1835]:
file:///usr/share/kwin/outline/plasma/outline.qml:14: TypeError: Cannot read
property 'longDuration' of null
déc. 19 16:40:33 ot-port-145 systemd[1634]: plasma-kwin_x11.service: Consumed
11min 29.355s CPU time.
No other X client stops
-- System Information:
Debian Release: bookworm/sid
APT prefers testing
APT policy: (900, 'testing'), (800, 'stable-security'), (500, 'unstable')
Architecture: amd64 (x86_64)
Kernel: Linux 6.0.0-6-amd64 (SMP w/8 CPU threads; PREEMPT)
Kernel taint flags: TAINT_USER, TAINT_OOT_MODULE, TAINT_UNSIGNED_MODULE
Locale: LANG=C.UTF-8, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE not set
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled
Versions of packages kwin-x11 depends on:
ii kwin-common 4:5.26.4-1
ii libc6 2.36-6
ii libepoxy0 1.5.10-1
ii libgcc-s1 12.2.0-10
ii libkdecorations2-5v5 4:5.26.4-1
ii libkf5configcore5 5.100.1-1
ii libkf5configgui5 5.100.1-1
ii libkf5configwidgets5 5.100.0-1
ii libkf5coreaddons5 5.100.0-1
ii libkf5crash5 5.100.0-1
ii libkf5globalaccel-bin 5.100.0-1
ii libkf5globalaccel5 5.100.0-1
ii libkf5i18n5 5.100.0-1
ii libkf5notifications5 5.100.0-1
ii libkf5plasma5 5.100.1-1
ii libkf5service-bin 5.100.0-1
ii libkf5service5 5.100.0-1
ii libkf5windowsystem5 5.100.0-1
ii libkwineffects14 4:5.26.4-1
ii libkwinglutils14 4:5.26.4-1
ii libqaccessibilityclient-qt5-0 0.4.1-1+b1
ii libqt5core5a 5.15.6+dfsg-5
ii libqt5dbus5 5.15.6+dfsg-5
ii libqt5gui5 5.15.6+dfsg-5
ii libqt5qml5 5.15.6+dfsg-2
ii libqt5quick5 5.15.6+dfsg-2
ii libqt5widgets5 5.15.6+dfsg-5
ii libqt5x11extras5 5.15.6-2
ii libstdc++6 12.2.0-10
ii libx11-6 2:1.8.1-2
ii libxcb-composite0 1.15-1
ii libxcb-keysyms1 0.4.0-1+b2
ii libxcb-randr0 1.15-1
ii libxcb-render0 1.15-1
ii libxcb-shape0 1.15-1
ii libxcb-xfixes0 1.15-1
ii libxcb1 1.15-1
ii libxi6 2:1.8-1+b1
kwin-x11 recommends no packages.
kwin-x11 suggests no packages.
-- no debconf information
--- End Message ---
--- Begin Message ---
Thanks for following up on this !
Closing.
Cheers,
--
Aurélien
Le 3 juillet 2026 18:48:43 GMT+02:00, Kai Kasurinen <[email protected]> a
écrit :
>Hi,
>
>This issue appears to be a duplicate of the widespread Mesa bug from late
>2022 / early 2023, where KWin crashed with "The X11 connection broke: I/O
>error (code 1)" during notification popups.
>
>The root cause was tracked down to Mesa and fixed upstream in Mesa 22.3.0
>(reverting problematic commits). The same issue was tracked on Launchpad as
>bug #2003339.
>
>Since the underlying graphics driver bug has been resolved for a long time,
>this kwin-x11 ticket can probably be closed.
--- End Message ---
